This topic contains a solution. Click here to go to the answer

Author Question: The canals of Mars were eventually found to be crustal faults. Indicate whether the statement is ... (Read 48 times)

D2AR0N

  • Hero Member
  • *****
  • Posts: 561
The canals of Mars were eventually found to be crustal faults.
 
  Indicate whether the statement is true or false

Question 2

How do astronomers know that the nuclei of some galaxies are active?
 
  a. Their nuclei are much brighter than expected.
  b. The orbits of stars near the center of the galactic nuclei are faster than expected.
  c. The luminosity of the nuclei varies over time.
  d. The color of the nuclei is different than expected.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cpetit11

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

F

Answer to Question 2

C





 

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

For a complete list of videos, visit our video library